Fitbit One vs. Casio WSD-F20A vs. Pebble Time 2 vs. Polar Loop

 
One
WSD-F20A
Time 2
Loop
 FitbitOneRemove Buy NowCasioWSD-F20ARemove Buy NowPebbleTime 2Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$399$199$100
Release2012201820162013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days1 day10 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320NANA
Sizen/a1.32 inchesNANA
Touch
TypeOLEDLCDe-paperLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5 ATM3 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSPebble OSNA
Apps
Music

All Wearables